Is your defective GMC Sierra 2500 actually a LEMON?

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GMC TSB #PIT5702D

2021 GMC Sierra 2500

TSB Document:

MC-10226369-9999.pdf

Affected Component: EQUIPMENT:ELECTRICAL

Summary: This Preliminary information communicationÂ provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 153. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."

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Date Published: OCT 13, 2022
NHTSA TSB #: 10226369

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